add indexex migration

server/migrations/20241223062111_indexes.js

@@ -0,0 +1,55 @@
+const env = require("../env");
+
+const isMySQL = env.DB_CLIENT === "mysql" || env.DB_CLIENT === "mysql2";
+
+/**
+ * @param { import("knex").Knex } knex
+ * @returns { Promise<void> }
+ */
+async function up(knex) {
+  // make apikey unique
+  await knex.schema.alterTable("users", function(table) {
+    table.unique("apikey");
+  });
+  
+  // IF NOT EXISTS is not available on MySQL So if you're
+  // using MySQL you should make sure you don't have these indexes already 
+  const ifNotExists = isMySQL ? "" : "IF NOT EXISTS";
+
+  await knex.raw(`
+    CREATE INDEX ${ifNotExists} links_domain_id_index ON links (domain_id);
+    CREATE INDEX ${ifNotExists} links_user_id_index ON links (user_id);
+    CREATE INDEX ${ifNotExists} links_address_index ON links (address);
+    CREATE INDEX ${ifNotExists} links_expire_in_index ON links (expire_in);
+    CREATE INDEX ${ifNotExists} domains_address_index ON domains (address);
+    CREATE INDEX ${ifNotExists} domains_user_id_index ON domains (user_id);
+    CREATE INDEX ${ifNotExists} hosts_address_index ON hosts (address);
+    CREATE INDEX ${ifNotExists} visits_link_id_index ON visits (link_id);
+  `);
+};
+
+/**
+ * @param { import("knex").Knex } knex
+ * @returns { Promise<void> }
+ */
+async function down(knex) {
+  await knex.schema.alterTable("users", function(table) {
+    table.dropUnique(["apikey"]);
+  });
+
+  await knex.raw(`
+    DROP INDEX links_domain_id_index;
+    DROP INDEX links_user_id_index;
+    DROP INDEX links_address_index;
+    DROP INDEX links_expire_in_index;
+    DROP INDEX domains_address_index;
+    DROP INDEX domains_user_id_index;
+    DROP INDEX hosts_address_index;
+    DROP INDEX visits_link_id_index;
+  `);
+};
+
+module.exports = {
+  up, 
+  down,
+}